qga: drop blocking of guest-get-memory-block-size command

qga: drop blocking of guest-get-memory-block-size command

This command has never existed in tree, since it was renamed to
guest-get-memory-block-info before being merged.

Reviewed-by: Manos Pitsidianakis <manos.pitsidianakis@linaro.org>
Reviewed-by: Konstantin Kostiuk <kkostiuk@redhat.com>
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20240712132459.3974109-2-berrange@redhat.com>
Signed-off-by: Konstantin Kostiuk <kkostiuk@redhat.com>